Home / 1,560,135.60-2,340,422.10-613,286.10

Finding the Fourth Proportional to 1,560,135.60, 2,340,422.10 and 613,286.10

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Solution

The fourth proportional to 1,560,135.60, 2,340,422.10 and 613,286.10 is: 920,015.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,560,135.60 : 2,340,422.10 = 613,286.10 : x
  2. Step 2: Convert to fraction form
    1,560,135.60/2,340,422.10 = 613,286.10/x
  3. Step 3: Cross multiply
    1,560,135.60x = 2,340,422.10 × 613,286.10
  4. Step 4: Simplify right side
    1,560,135.60x = 1,435,348,342,062.81
  5. Step 5: Solve for x
    x = 1,435,348,342,062.81/1,560,135.60
  6. Step 6: Final answer
    x = 920,015.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.